Electric toothbrush



FIG. 1 is a perspective view of our new design for an electric toothbrush;

FIG. 2 is a second perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a top view thereof; and,

FIG. 8 is a bottom view thereof.

The broken line showing of a hand in FIG. 1 is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for an electric toothbrush, as shown and described. 